Finding the Fourth Proportional to 25,980.69, 35,855.25 and 14,651.22

Step by Step Solution

1. Step 1: Write the proportion equation
   25,980.69 : 35,855.25 = 14,651.22 : x
2. Step 2: Convert to fraction form
   25,980.69/35,855.25 = 14,651.22/x
3. Step 3: Cross multiply
   25,980.69x = 35,855.25 × 14,651.22
4. Step 4: Simplify right side
   25,980.69x = 525,323,155.91
5. Step 5: Solve for x
   x = 525,323,155.91/25,980.69
6. Step 6: Final answer
   x = 20,219.75